189965710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 388027584

約数和(自身を除く): 198061874

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 73, 82, 110, 146, 205, 365, 410, 451, 577, 730, 803, 902, 1154, 1606, 2255, 2885, 2993, 4015, 4510, 5770, 5986, 6347, 8030, 12694, 14965, 23657, 29930, 31735, 32923, 42121, 47314, 63470, 65846, 84242, 118285, 164615, 210605, 236570, 260227, 329230, 421210, 463331, 520454, 926662, 1301135, 1726961, 2316655, 2602270, 3453922, 4633310, 8634805, 17269610, 18996571, 37993142, 94982855, 189965710]

約数ペア:

[(1, 189965710), (2, 94982855), (5, 37993142), (10, 18996571), (11, 17269610), (22, 8634805), (41, 4633310), (55, 3453922), (73, 2602270), (82, 2316655), (110, 1726961), (146, 1301135), (205, 926662), (365, 520454), (410, 463331), (451, 421210), (577, 329230), (730, 260227), (803, 236570), (902, 210605), (1154, 164615), (1606, 118285), (2255, 84242), (2885, 65846), (2993, 63470), (4015, 47314), (4510, 42121), (5770, 32923), (5986, 31735), (6347, 29930), (8030, 23657), (12694, 14965)]